Chad Everett Gilbert (born March 9, 1981) is an American musician and record producer. He is a founding member of the rock band New Found Glory, for whom he plays lead guitar, sings backing vocals, and composes music. He was also the lead vocalist for the band's now-defunct side-project, International Superheroes of Hardcore. Additionally, Gilbert was the vocalist for the hardcore punk band Shai Hulud between 1995 and 1998, and from 2012 to 2013.
Gilbert has produced records, notably H2O's Nothing to Prove and A Day to Remember's albums, Homesick, What Separates Me from You and Common Courtesy. In 2010, Gilbert announced he would release solo material online, free of charge, and has released several demos and 7" vinyl records under the name What's Eating Gilbert.